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Friesen, Gabriele (2019) Energy yield of coloured PV modules in the field. In: 36th European Photovoltaic Solar Energy Conference, 9-12 September 2020, Marseille, France. (Unpublished)
Virtuani, Alessandro and Caccivio, Mauro and Annigoni, Eleonora and Friesen, Gabriele and Chianese, Domenico and Ballif, Christophe and Sample, Tony (2019) 35 years of photovoltaics: Analysis of the TISO-10-kW solar plant, lessons learnt in safety and performance-Part 1. Progress in Photovoltaics: Research and Applications, 27 (1). ISSN 10627995
Belluardo, Giorgio and Galleano, Roberto and Zaaiman, Willem and Pravettoni, Mauro and Halwachs, Martin and Drobisch, Alexander and Friederichs, Matthias and Haverkamp, Erik and Phinikarides, Alexander and Friesen, Gabriele (2018) Are the spectroradiometers used by the PV community ready to accurately measure the classification of solar simulators in a broader wavelength range? Solar Energy, 173 (July). pp. 558-565. ISSN 0038-092X
Friesen, Gabriele and Hermann, W and Belluardo, Giorgio and Herteleer, B and Sutterltti, J and Driesse, A and Emery, K and Schweiger, Markus (2018) Photovoltaic Module Energy Yield Measurements: Existing Approaches and Best Practice. Technical Report UNSPECIFIED
Belluardo, Giorgio and Galleano, Roberto and Zaaiman, Willem and Pravettoni, Mauro and Halwachs, Martin and Fucci, Raffaele and Drobisch, Alexander and Friederichs, Matthias and Haverkamp, Erik and Phinikarides, Alexander and Friesen, Gabriele (2017) Extending the Spectrum Characterisation of Solar Simulators from 300 nm to 1200 nm: Challenges on Spectral Measurements in the UV and NIR. In: 33rd European Photovoltaic Solar Energy Conference and Exhibition.
Virtuani, Alessandro and Strepparava, Davide and Friesen, Gabriele (2015) A simple approach to model the performance of photovoltaic solar modules in operation. Solar Energy, 120. pp. 439-449. ISSN 0038-092X
Marzoli, Matteo and Medici, Vasco and Corbellini, Gianluca and Caccivio, Mauro and Friesen, Gabriele (2015) Field Performance Assessment and Comparison of Mono & Bifacial PV Modules. In: European PV solar energy conference and exhibition 2015, 14-18.09.2015, Hamburg. (In Press)
Dittmann, Sebastian and Pravettoni, Mauro and Manni, Loris and Friesen, Gabriele (2015) Spectral Responsivity of WPVS Reference Cells under Varied Temperatures and its Influence on Performance Measurements beyond STC. In: UNSPECIFIED.
Mihaylov, B. and Bowers, J.W. and Betts, T.R. and Gottschalg, R and Krametz, T. and Leidl, R. and Berger, K.A. and Zamini, S. and Dekker, N.J.J. and Graditi, Giorgio and Roca, F. and Pellegrino, Michele and Flaminio, Giovanni and Razongles, G. and Merten, J. and Pozza, A. and Salis, E. and Kenny, R.P. and Friesen, Gabriele and Dittmann, Sebastian (2015) Results of the SOPHIA Module Intercomparison Part-2: STC, Low Irradiance Conditions and Temperature Coefficients Measurements of Thin Film Technologie. In: 31st European Photovoltaic Solar Energy Conference and Exhibition.
Mihaylov, B. and Bowers, J.W. and Betts, T.R. and Gottschalg, R. and Kramnetz, T. and Leidl, R. and Berger, K.A. and Zamini, S. and Dekker, Nico and Graditi, Giorgio and Roca, F. and Pellegrino, Michele and Flaminio, Giovanni and Razongles, G. and Merten, J. and Pozza, A. and Salis, E. and Kenny, Robert P. and Friesen, Gabriele and Dittmann, Sebastian (2015) Results of the Sophia module inter-comparison part-2: STC, low irradiance conditions and temperature coefficients measurements of thin-film technologies. In: 31st EUPVSEC 31st EUPVSEC, Hamburg.
Dittmann, Sebastian and Virtuani, Alessandro and Friesen, Gabriele and Serrano, Flavio (2014) Current-Soaking and Dark Storage Effects of Polycrystalline Thin Film Solar Modules. In: 40th IEEE Photovoltaic Specialists Conference, 8-13 Jun 2014, Denver, Colorado, USA.
Rivola, Davide and Dittmann, Sebastian and Pravettoni, Mauro and Friesen, Gabriele and Chianese, Domenico (2014) High-Speed Multi-Channel System for Solar Simulator Irradiance Non-Uniformity Measurement. In: 40th IEEE Photovoltaic Specialists Conference, 8-13 Jun 2014, Denver, Colorado, USA. (In Press)
Silverman, Timothy J. and Jahn, Ulrike and Friesen, Gabriele and Pravettoni, Mauro and Apolloni, Marco and Louwen, Atse and van Sark, WGJHM and Schweiger, Markus and Belluardo, Giorgio and Wagner, Jochen and Tetzlaff, Anke and Ingenhoven, P. and Moser, David (2014) Characterisation of Performance of Thin-film Photovoltaic Technologies. Technical Report UNSPECIFIED
Friesen, Gabriele and Pravettoni, Mauro and Dittmann, Sebastian and Virtuani, Alessandro and Marzoli, Matteo and Strepparava, Davide and Meoli, Ronny (2014) A 4 year energy yield inter-comparison of thin-film modules: linking indoor to outdoor performance data. In: Proceeding 6th WCPEC 6th WCPEC, Kyoto.
Frontini, Francesco and Friesen, Gabriele and Friesen, Thomas and Polo Lopez, Cristina Silvia (2014) Experimental testing under real conditions of different solar building skins when using multifunctional BIPV systems. In: Energy Procedia 2nd International Conference on Solar Heating and Cooling for Buildings and Industry, 23.09.2013-25.09.2013, Freiburg, Germany.
Frontini, Francesco and Polo Lopez, Cristina Silvia and Friesen, Thomas and Friesen, Gabriele (2014) Experimental testing under real conditions of different solar building skins when using multifunctional BIPV systems. Energy Procedia, 48 (158). pp. 1412-1418. ISSN 18766102 (Submitted)
Mihaylov, B. and Bowers, J.W. and Betts, T.R. and Gottschalg, R and Krametz, T. and Leidl, R. and Berger, K.A. and Zamini, S. and Dekker, Nico and Graditi, Giorgio and Roca, F. and Pellegrino, Michele and Flaminio, Giovanni and Pugliatti, P.M. and Di Stefano, F and Hoffmann, S. and Koehl, M. and Gerber, A. and NOll, J. and Paletta, F. and Friesen, Gabriele and Dittmann, Sebastian (2014) Results of the SOPHIA module intercomparison part-1: STC, low irradiance conditions and temperature coefficients measurements of c-Si technologies. In: 29th EUPVSEC, Amsterdam.
Köntges, M and Kurtz, S and Packard, C.E. and Jahn, Ulrike and Berger, K.A. and Kato, K and Friesen, Thomas and Liu, H and Van Iseghem, M and Wohlgemuth, J and Miller, D and Kempe, M and Hacke, P and Reil, F and Bogdanski, N and Herrmann, W and Buerhop-Lutz, C and Razongles, G. and Friesen, Gabriele (2014) Review of Failures of Photovoltaic Modules. Technical Report UNSPECIFIED
Mihaylov, B. and Bowers, J.W. and Betts, T.R. and Gottschalg, R. and Krametz, T. and Leidl, R. and Berger, K.A. and Zamini, S. and Dekker, Nico and Graditi, Giorgio and Roca, F. and Pellegrino, Michele and Flaminio, Giovanni and Pugliatti, P.M. and Di Stefano, A. and Aleo, Francesco and Gigliucci, G. and Ferrara, W. and Razongles, G. and Merten, J. and Pozza, A. and Santamaria Lancia, A.A. and Hoffmann, S. and Koehl, M. and Gerber, A. and NOll, J. and Paletta, F. and Friesen, Gabriele and Dittmann, Sebastian (2014) Uncertainty in energy yield estimation based on c-Si module round robin results. In: Proceeding 6th WCPEC 6th WCPEC, Kyoto.
Frontini, Francesco and Friesen, Gabriele and Friesen, Thomas and Polo Lopez, Cristina Silvia (2013) Experience on the behaviour of different BiPV solution: electrical and thermal performance of roof and façade mounted micromorph modules. In: EUPVSEC Proceedings. Conference Proceedings at 28th European Photovoltaic Solar Energy Conference and Exhibition 28th European Photovoltaic Solar Energy Conference and Exhibition (28th EUPVSEC 2013), 30 Sep - 04 Oct. Paris, France, Paris, France..
Frontini, Francesco and Friesen, Gabriele and Friesen, Thomas and Polo Lopez, Cristina Silvia (2013) Experience on the behavior of different BiPV solution: electrical and thermal performance of roof and façade mounted micromorph. In: 28th EU PVSEC, September 2013, Paris.
Virtuani, Alessandro and Beljean, Pierre and Rigamonti, Giorgio and Friesen, Gabriele and Chianese, Domenico (2012) Fast and accurate method for the performance testing of highly efficient C-Si photovoltaic modules using A 10 Ms single-pulse solar simulator and customized voltage profiles. Measurement Sciuence and Tecnology, 23 (115604). ISSN 0957-0233
Virtuani, Alessandro and Rigamonti, Giorgio and Beljean, Pierre and Friesen, Gabriele and Pravettoni, Mauro and Chianese, Domenico (2012) A fast and accurate method for the performance testing of high-efficiency C-Si photovoltaic modules using A 10 Ms single-pulse solar simulator. Measurement Science and Technology 23(. pp. 496-500.
Pavanello, Diego and Friesen, Gabriele and Pravettoni, Mauro (2012) Analysis of the optical uncertainties of indoor I-V curve measurements using a monte carlo approach. In: 27th European Photovoltaic Solar Energy Conference and Exhibition.
Friesen, Gabriele and Marzoli, Matteo and Pravettoni, Mauro and Pavanello, Diego and Serrano, Flavio and Strepparava, Davide and Meoli, Ronny (2012) Detailed Analysis of Thin Film Module Performance Based on Indoor and Outdoor Tests. In: 27th European PVSEC conference, Frankfurt.
Marzoli, Matteo and Friesen, Gabriele and Mermoud, André (2012) PV module parameters determination for system simulation. In: 27th European Photovoltaic Solar Energy Conference and Exhibition.
Friesen, Thomas and Chianese, Domenico and Realini, Antonella and Friesen, Gabriele and Burà, Enrico and Virtuani, Alessandro and Strepparava, Davide and Meoli, Ronny (2012) TISO 10 kW: 30 Years of Experience with a PV Plant. In: Proc.of the 27th Eu PVSEC Conference 27th Eu PVSEC Conference, 2012, Frankfurt.
Virtuani, Alessandro and Beljean, Pierre and Rigamonti, Giorgio and Friesen, Gabriele and Chianese, Domenico and Pravettoni, Mauro (2012) A fast and accurate method for the performance testing of high-efficiency C-Si PV modules using A 10 Ms single-pulse solar simulator. In: Conference Records of the IEEE Photovoltaic Specialists Conference 38th IEEE PVSC, 2012, Austin.
Pravettoni, Mauro and Nicola, Marco and Friesen, Gabriele (2012) A filtered pulsed solar simulator for spectral response measurements of multi-Junction modules of commercial size. In: Proceedings of the Twenty-seventh European Photovoltaic Solar Energy Conference Twenty-seventh European Photovoltaic Solar Energy Conference.
Pravettoni, Mauro and Cadruvi, Monica and Pavanello, Diego and Cooper, Thomas and Friesen, Gabriele (2011) Characterization of CPV cells on a high intensity solar simulator: a detailed uncertainty analysis. In: Proceedings of the Thirty-seventh IEEE Photovoltaic Specialists Conference The Thirty-seventh IEEE Photovoltaic Specialists Conference, Seattle.
Friesen, Gabriele and Strepparava, Davide and Meoli, Ronny and Domin, E and Chianese, Domenico (2011) ENERGY YIELD MEASUREMENTS AT SUPSI - IMPORTANCE OF DATA QUALITY CONTROL AND ITS INFLUENCE ON kWh/Wp INTER-COMPARISON. In: 26th European PV Solar Energy Conference.
Virtuani, Alessandro and Friesen, Gabriele and Chianese, Domenico and Dozio, Gian Carlo and Rigamonti, Giorgio and Pegurion, Matthias and Beljean, Pierre (2011) The MPVT (Multi-Purpose PV Module Tester) Project – A Highly Innovative and Versatile Solar Simulator. In: Proc.of the 26th Eu PVSEC Conference 26th Eu PVSEC Conference, 2011, Hamburg.
Virtuani, Alessandro and Chianese, Domenico and Friesen, Gabriele and Rigamonti, Giorgio and Peguiron, M and Beljean, P.-R. (2011) Results of the the MPVT (Multi-Purpose PV Module Tester) Project - A Highly Innovative and Versatile Solar Simulator. In: Proceedings of the 26th European Photovoltaic Solar Energy Conference.
Virtuani, Alessandro and Domine, Didier and Pravettoni, Mauro and Pavanello, Diego and Bernasocchi, Mauro and Friesen, Gabriele (2011) Spectral Characterization Tools Used at SUPSI for Indoor Performance Measurement of Single and Multi-Junction Photovoltaic Modules. In: Proc.of the 26th Eu PVSEC Conference 26th Eu PVSEC Conference, 2011, Hamburg.
Domine, Didier and Pravettoni, Mauro and Virtuani, Alessandro and Pavanello, Diego and Bernasocchi, Mauro and Friesen, Gabriele (2011) Spectral characterization tools used at SUPSI for indoor performance measurement of single and multi-junction photovoltaic modules. In: Proceedings of the Twenty-Sixth European Photovoltaic Solar Energy Conference 26th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg.
Friesen, Gabriele and Dittmann, Sebastian and Pavanello, Diego and Strepparava, Davide and Meoli, Ronny and Burì, B. (2011) kWh/Wp measurements & predictions of 13 different PV modules. In: Conference Record of the IEEE Photovoltaic Specialists Conference.
Huld, Thomas and Friesen, Gabriele and Skoczek, Artur and Kenny, Robert P. and Sample, Tony and Field, Michael and Dunlop, Ewan D. (2011) A power-rating model for crystalline silicon PV modules. Solar Energy Materials and Solar Cells, 95 (12). pp. 3359-3369.
Virtuani, Alessandro and Friesen, Gabriele and Chianese, Domenico and Dozio, Gian Carlo and Rigamonti, Giorgio and Pegurion, Matthias and Beljean, Pierre (2010) The MPVT (Multi-Purpose PV Module Tester) Project - A Highly Innovative and Versatile Solar Simulator. In: 25th European PV Solar Energy Conference, Valencia (S).
Dittmann, Sebastian and Durisch, W and Mayor, J and Friesen, Gabriele and Chianese, Domenico (2010) COMPARISON OF OUTDOOR AND INDOOR CHARACTERISATION OF A CdTe PV MODULE. In: 25th European PV Solar Energy Conference.
Stellbogen, Dirk and Mohring, H D and Jagomägi, Egris and Friesen, Gabriele and Mertens, Jens and Faiman, David and Domine, Didier (2010) Comparative Outdoor Characterisation of PV Modules across Europe. In: 5th World PVSEC Conference, Valencia (Spain).
Mohring, H.D. and Stellbogen, D and Jagomägi, E and Fabero, F and Friesen, Gabriele and Faiman, D and Herrmann, W and Betts, T.R. (2010) Energy Delivery of PV Devices - Implementation of Best Practices for Outdoor Characterisation and Testing. In: 5th World PVSEC Conference, Valencia.
Dunlop, Ewan D. and Fabero, Fernando and Friesen, Gabriele and Herrmann, Werner and Hohl-Ebinger, J. and Mohring, Hans-Dieter and Müllejans, Harald and Taylor, N. and Virtuani, Alessandro and Warta, W. and Zaaiman, Willem and Zamini, S. (2010) Guidelines for PV power measurement in industry. Technical Report UNSPECIFIED
Domine, Didier and Friesen, Gabriele and Dittmann, Sebastian and Chianese, Domenico (2010) The Influence of Measurement Errors in Spectral Irradiance of Flash Solar Simulators on the Spectral Mismatch Factor of PV Modules. In: 5th World PVSEC Conference, Valencia (Spain).
Virtuani, Alessandro and Friesen, Gabriele and Chianese, Domenico and Dozio, Gian Carlo and Pegurion, Matthias and Beljean, Pierre (2010) The MPVT (Multi-Purpose PV Module Tester) Project – A Highly Innovative and Versatile Solar Simulator. In: Proc.of the 25th Eu PVSEC Conference Proc.of the 25th Eu PVSEC Conference, 2010, Valencia.
Virtuani, Alessandro and Pavanello, Diego and Friesen, Gabriele (2010) Overview of Temperature Coefficients of Different Thin Film Photovoltaic Technologies. In: Proc.of the 25th Eu PVSEC Conference 25th Eu PVSEC Conference, 2010, Valencia.
Friesen, Gabriele and Strepparava, Davide and Chianese, Domenico and Dittmann, Sebastian and Domine, Didier (2010) PERFORMANCE INTERCOMPARISON OF 13 DIFFERENT PV MODULES BASED ON INDOOR AND OUTDOOR TESTS. In: 5th World PVSEC Conference, Valencia (Spain).
Herrmann, Werner and Zamini, S. and Fabero, Fernando and Betts, Tom and van der Borg, N and Kiefer, K and Friesen, Gabriele and Müllejans, H.D. (2010) PV Module Output Power Characterisation in Test Laboratories and in the PV Industry - Results of the European PERFORMANCE Project. In: 5th World PVSEC Conference, Valencia (Spain).
Dittmann, Sebastian and Friesen, Gabriele and Burgers, A.R. and Williamson, Sue and Betts, T.R. and Gottschalg, R. and Beyer, H.G. and Guérin de Montgareuil, A and van der Borg, N and Burgers, A.R. and Huld, Thomas and Müller, B and Reise, C and Kurnik, J and Topic, M and Zdanowicz, T and Fabero, F (2010) Results of the 3rd Modelling Round Robin within the European Project PERFORMANCE - A Comparison of Module Energy Rating Methods. In: 5th World PVSEC Conference, Valencia (Spain).
Domine, Didier and Jagomägi, Antoine and Friesen, Gabriele and Mottus, Egris and Mohring, Hans-Dieter and Stellbogen, Dirk and Betts, Tom and Gottschalg, Ralph and Zdanowicz, Tadeusz and Prorok, Mariusz and Fabero, Fernando and Faiman, David and Herrmann, Werner (2010) Uncertainties of PV Module - Long-Term Outdoor Testing. In: 25th European PV Solar Energy Conference and Exhibition.
Jagomägi, Andri and Mottus, Egris and Stellbogen, Dirk and Fabero, Fernando and Faiman, David and Herrmann, Werner and Mohring, Hans-Dieter and Betts, Thomas R and Gottschalg, Ralph and Zdanowicz, Tadeusz and Kolodenny, Wlodzimierz and Prorok, Mariusz and Friesen, Gabriele and Pola, Ivano and Domine, Didier and Guerin de Montgareuil, Antoine and Faiman, David (2009) European Network of PV Outdoor Testing - Steps towards Harmonized Procedures. In: 24th EUPVSEC.
Friesen, Gabriele and Dittmann, Sebastian and Williamson, Sue and Gottschalg, Ralph and Beyer, H.G. and Guerin de Montgareuil, Antoine and van der Borg, N and Burgers, Andreas R. and Kenny, Robert P. and Huld, Thomas and Müller, B and Reise, C and Kurnik, J and Topic, M (2009) Intercomparison of Different Energy Prediction Methods within the European Project "Performance" - Results on the 2nd Round Robin. In: 24th EU-PVSEC.
Strobel, M and Betts, Thomas R and Friesen, Gabriele and Beyer, H.G. and Gottschalg, Ralph (2009) Uncertainty in Photovoltaic performance parameters - dependence on location and material. Solar Energy Materials and Solar Cells, 93 (6-7). pp. 1124-1128.
Herrmann, Werner and Zamini, S. and Fabero, Fernando and Betts, Thomas R and van der Borg, N and Kiefer, K and Friesen, Gabriele and Zaaiman, Willem (2008) Results of the European Performance Project on the Development of Measurement Techniques for Thin-Film Pv Modules. In: 23rd EUPVSEC.
Roy, J and Betts, Thomas R and Gottschalg, Ralph and Mau, S and Zamini, S. and Kenny, Robert P. and Müllejans, Harald and Friesen, Gabriele and Dittmann, Sebastian and Beyer, H.G. and Jagomägi, Antoine (2008) Validation of Proposed Photovoltaic Energy Rating Standard and Sensitivity to Environmental Parameters. In: 23rd European PVSEC Conference, Valencia.
Herrmann, Werner and Mau, S and Fabero, Fernando and Betts, Thomas R and van der Borg, N and Kiefer, K and Friesen, Gabriele and Zaaiman, Willem (2007) Advanced Intercomparison Testing Of PV Modules In European Test Laboratories. In: 22nd EUPVSEC.
Chianese, Domenico and Friesen, Gabriele and Pasinelli, P and Pola, Ivano and Realini, Antonella and Cereghetti, Nerio and Bernasconi, Angelo (2007) Direct Performance Comparison of PV Modules. In: 22nd EU PVSEC, Milano.
Friesen, Gabriele and Chianese, Domenico and Pola, Ivano and Realini, Antonella and Bernasconi, Angelo (2007) Energy rating measurements and predictions at ISAAC. In: 22nd European PVSEC Conference, Milan.
Friesen, Gabriele and Gottschalg, Ralph and Beyer, H.G. and Williamson, Sue and Guerin de Montgareuil, Antoine and de Keizer, A and Niu, Y and van der Borg, N and van Sark, WGJHM and Huld, Thomas and Müller, B (2007) Intercomparison of different energy prediction methods within the European project Performance - results of the 1st Round Robin. In: 22nd European PVSEC Conference, Milan.
Betts, Thomas R and Zdanowicz, Tadeusz and Prorok, Mariusz and Kolodenny, Wlodzimierz and De Moor, N.V.D. and Moracho, J. and Cueli, A.B. and Lagunas, R.A.R. and Gottschalg, Ralph and Friesen, Gabriele and Stellbogen, Dirk (2007) Photovoltaic performance measurements in Europe: PV-catapult round robin tests. In: 4th World Conference on Photovoltaic Energy Conversion.
Friesen, Gabriele and Beyer, H.G. and Gottschalg, Ralph and Williamson, Sue and Guerin de Montgareuil, Antoine and de Keizer, A and Niu, Y (2007) Vergleich von Verfahren zur Abschätzung der Jahreserträge unterschiedlicher PV Technologien im Rahmen des Projektes Performance - Ergebnisse eines ersten Round Robin Tests. In: 22. Symposium Photovoltaische Solarenergie, Staffelstein (Germany).
Williamson, Sue and Strobel, M and Betts, Thomas R and Gottschalg, Ralph and Infield, D. G. and Friesen, Gabriele and Kolodenny, Wlodzimierz and Prorok, Mariusz and Zdanowicz, Tadeusz and van der Borg, N. and De Moor, H. and Guerin de Montgareuil, Antoine and Stellbogen, Dirk and Herrmann, Werner (2006) Accuracy of European energy modelling approaches. In: 21th European PVSEC conference, Dresden.
Williamson, Sue and Betts, Thomas R and Gottschalg, Ralph and Infield, D. G. and De Moor, H. and Zdanowicz, Tadeusz and Stellbogen, Dirk and Friesen, Gabriele and Herrmann, Werner and Burgers, Andreas R. and van der Borg, N. and Chianese, Domenico and Guerin de Montgareuil, Antoine (2006) Accuracy of energy prediction methodologies. In: Conference Record of the 2006 IEEE 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4, Hawaii.
Grottke, M. and Helm, P. and Friesen, Gabriele and Realini, Antonella and Gehrlicher, K. (2006) PV Enlargement: PV module technologies in Performance comparison - results of a 3 years project programme. In: 21th European PVSEC conference, Dresden.
Friesen, Gabriele and Realini, Antonella and Grottke, M. and Kiessling, A. (2006) PV module power comparison within the European project PV-Enlargement. In: 21th European PVSEC conference, Dresden.
Betts, Thomas R and Gottschalg, Ralph and Infield, D. G. and Kolodenny, Wlodzimierz and Prorok, Mariusz and Zdanowicz, Tadeusz and van der Borg, N. and De Moor, H. and Friesen, Gabriele and Guerin de Montgareuil, Antoine and Stellbogen, Dirk and Herrmann, Werner (2006) Round Robin comparison of European outdoor measurement systems. In: 21th European PVSEC conference, Dresden.
Friesen, Gabriele and Realini, Antonella and Bernasconi, Angelo and Grottke, M. and Helm, P. and Kiessling, A. (2006) Testing activities within the European Project "PV-Enlargement". In: 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4.
Gottschalg, Ralph and Bett, T.R. and Infield, D. G. and Kolodenny, Wlodzimierz and Prorok, Mariusz and Zdanowicz, Tadeusz and van der Borg, N. and De Moor, H. and Herrmann, Werner and Friesen, Gabriele and Hohl-Ebinger, J. and Diaz Berrade, J. and Moracho, J. and Cueli, A.B. and Lagunas, A.R. (2006) Variability of electrical parameters determined by using different solar simulation systems for different PV module technologies. In: 21th European PVSEC conference, Dresden.
Monokroussos, C. and Gottschalg, Ralph and Tiwari, A.N. and Friesen, Gabriele and Chianese, Domenico and Mau, S (2006) The effects of solar cell capacitance on calibration accuracy when using a flash simulator. In: 4th World Conference on Photovoltaic Energy Conversion, WCPEC-4.
Williamson, Sue and Betts, Thomas R and Gottschalg, Ralph and Infield, D. G. and van der Borg, N. and Burgers, Andreas R. and De Moor, H. and Warta, W. and Friesen, Gabriele and Chianese, Domenico (2005) Evaluating The State of The Art Of Photovoltaic Performance Modelling In Europe. In: 20th European Photovoltaic Solar Energy Conference.
Friesen, Gabriele and Chianese, Domenico and Cereghetti, Nerio and Bernasconi, Angelo (2004) Energy rating prediction method applied to CIS modules. In: 19th European PVSEC conference, Paris.
Grottke, M. and Friesen, Gabriele (2004) PV Enlargement - developing a nucleus for PV expertise in accession countries and focusing on new PV technologies in EU15. In: 19th European PVSEC conference, Paris.
Grottke, M. and Friesen, Gabriele (2004) PV Soundless – world record “Along the highway” – A PV sound barrier with 500 kWp and ceramic bed PV modules. In: 19th European PVSEC conference, Paris.
Chianese, Domenico and Bernasconi, Angelo and Friesen, Gabriele and Cereghetti, Nerio and Burà, Enrico and Realini, Antonella and Rezzonico, S. (2004) Real power and warranty of PV modules. In: Symposium Photovoltaische Solarenergie, Staffelstein.
Chianese, Domenico and Realini, Antonella and Cereghetti, Nerio and Rezzonico, S. and Burà, Enrico and Friesen, Gabriele and Bernasconi, Angelo (2003) Analysis of weathered c-Si PV modules. In: 3rd World Conf. on Photovoltaic Energy Conversion.
Kenny, Robert P. and Friesen, Gabriele and Chianese, Domenico and Bernasconi, Angelo and Dunlop, Ewan D. (2003) Energy rating of PV modules: comparison of methods and approach. In: Photovoltaic Energy Conversion 2003 Proceedings of 3rd World Conference on, Osaka, Japan.
Cereghetti, Nerio and Burà, Enrico and Chianese, Domenico and Friesen, Gabriele and Realini, Antonella and Rezzonico, S. (2003) Power and energy production of PV modules statistical considerations of 10 years activity. In: Photovoltaic Energy Conversion, 2003. Proceedings of 3rd World Conference on.
Friesen, Gabriele and Chianese, Domenico and Rezzonico, S. and Realini, Antonella and Cereghetti, Nerio and Burà, Enrico (2002) Matrix method for energy rating calculations of PV modules. In: PV in Europe Conference, Rome.
Chianese, Domenico and Cereghetti, Nerio and Friesen, Gabriele and Burà, Enrico and Realini, Antonella and Rezzonico, S. (2002) Power and Energy Production of PV Modules (Cycle 8). In: PV in Europe Conference, Rome.
Friesen, Gabriele and Dunlop, Ewan D. and Wendt, R. (2001) Investigation of CdTe solar cells via capacitance and impedance measurements. In: European Material Research Conference, EMRS (2000) Spring Meeting, Strasbourg.
Agostinelli, G. and Friesen, Gabriele and Merlini, Fabio and Dunlop, Ewan D. and Acciari, M. and Racz, A. and Hylton, J. and Einhaus, R. and Lauinger, T. (2001) Large area fast LBIC as a tool for inline PV module and string characterisation. In: 17th European PVSEC Conference, Munich.
Friesen, Gabriele and Dunlop, Ewan D. (2000) Do sweep rate effects influence performance measurements of thin film solar cells? In: 28th IEEE PVSC, Alaska.
Friesen, Gabriele and özsar, M.E. and Dunlop, Ewan D. (2000) Impedance model for CdTe solar cells exhibiting constant phase element behaviour. Thin Solid Films, 361.
Friesen, Gabriele and Zaaiman, Willem and Bishop, J. (1998) Temperature Behaviour of Photovoltaic Parameter. In: 2nd World PVSEC Conversion, Vienna.
Friesen, Gabriele and Ossenbrink, H.A. (1997) Capacitance effects in high-efficiency cells. Solar Energy Materials and Solar Cells, 48 (1-4).
Friesen, Gabriele and Dunlop, Ewan D. and Ossenbrink, H.A. and Zaaiman, Willem (1997) Investigation of Solar Cell Capacitance and its Dependence on Temperature using the Photocurrent-Response Method. In: 14th European PVSEC Conference, Barcelona.
Friesen, Gabriele and Ossenbrink, H.A. (1996) Capacitance Effects in High Efficiency Cells. In: International PVSEC-9 Conference, Japan.
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